Ferrari Mailing List: Re: 355 exhaust manifolds or thoughts on buying one...

[Jonathan Haines (oblioh]

Dennis, you are correct.  I have Tubi exhaust manifolds and exhaust  
on my '95 355, but the last time I was on the Tubi website, I didn't  
see them listed.  Perhaps they've discontinued the product.

Jonathan Haines.



On Sep 19, 2006, at 6:53 PM, Dennis Liu wrote:

> Technically, exhaust manifolds are UPSTREAM of the muffler, as  
> exhaust gases
> come out of the cylinders, into the manifold, then downstream into the
> muffler and out.  :-)  More importantly, there is no such thing as a
> "factory installed Tubi".  Tubi stuff is made by, well, Tubi, and is
> aftermarket.  If the guy who sold you the car didn't tell you that  
> he had
> Tubi exhaust manifolds, then you almost certainly don't.  Lots of  
> folks have
> tubi mufflers on their cars, many fewer have the completely  
> manifold/exhaust
> system.
>
> Vty,
>
> --Dennis
>
> -----Original Message-----
> From: Azam, Naweed S [mailto:Naweed.Azam [at] sonyericsson.com]
> Sent: Tuesday, September 19, 2006 6:11 PM
> To: Dennis Liu
> Cc: The FerrariList
> Subject: Re: [Ferrari] 355 exhaust manifolds or thoughts on buying  
> one...
>
> Is there an easy way to visually tell if the exhaust manifolds are  
> Tubi?
>
> -----Original Message-----
> From: Dave Handa [mailto:dave [at] davehanda.com]
> Sent: Tuesday, September 19, 2006 6:06 PM
> To: Azam, Naweed S
> Cc: 'The FerrariList'
> Subject: RE: [Ferrari] 355 exhaust manifolds or thoughts on buying  
> one...
>
> NO the exhaust manifolds is downstream of the Tubi muffler.  Now if  
> it had
> Tubi exhaust manifolds, then yes, solved.
>
>
>
> -----Original Message-----
> From: Azam, Naweed S [mailto:Naweed.Azam [at] sonyericsson.com]
> Sent: Tuesday, September 19, 2006 2:01 PM
> To: dave [at] davehanda.com
> Cc: The FerrariList
> Subject: Re: [Ferrari] 355 exhaust manifolds or thoughts on buying  
> one...
>
> If the car comes with a factory installed Tubi, does that solve the  
> problem
> of the exhaust manifold being too thin?
>
> Best regards,
> Naweed.
>
>
> -----Original Message-----
> From: Dennis Liu [mailto:BigHeadDennis [at] earthlink.net]
> Sent: Tuesday, September 19, 2006 2:05 PM
> To: Azam, Naweed S
> Cc: 'The FerrariList'
> Subject: Re: [Ferrari] 355 exhaust manifolds or thoughts on buying  
> one...
>
> IMHO:
>
> 1.  Yes, several owners have replaced the manifold more than once.   
> Yes,
> they can be repaired - one company in the UK does that.  Others opt  
> for Tubi
> manifolds.  PITA?  Yes, but at least they can be replaced while the  
> engine
> is still in place.  Others never experience this problem.  Ferrari  
> has never
> addressed this problem.
>
> 2.  A much bigger concern is the exhaust valve guide issue.  The valve
> problem lays in excessive wear of the exhaust valve guides. Lots of  
> theories
> and info on this topic, suffice it to say that it exists on '95, '96,
> '97
> and even some '98 cars. Can be very expensive to fix, but sometimes  
> people
> spend a lot of time on a full engine out major service with a valve  
> job when
> a carbon-build up is actually the root cause of the problem  
> (resulting in
> poor leakdown/compression test results).
>
> 3.  Yes, the 355 *is* a significantly better car than the 348.   
> It's more
> comfortable for taller people, the seats are a LOT more  
> comfortable, you
> have more power, and the 6-speed is nicer.  The 348 has better feel  
> through
> the steering (manual, not power), and arguably, the exhaust note  
> sounds
> better.  Both have their share of electrical gremlins, much of it  
> stemming
> from alternators getting too hot and dying from charging almost-dead
> batteries.  The 348 climate control is a nightmare.  The 355  
> interior is
> notorious for the rubberized plastic stuff turning to goop.  Both  
> suffer
> from leather shrinkage issues.  Bottom line, the 348 has an  
> undeservedly
> rough reputation, from a reliability standpoint.  I don't know that  
> it's any
> more unreliable than the 355, which is no paragon of virtue.  But the
> 355 is
> a heckuva lot faster!  :-)
>
> Vty,
>
> --Dennis
>
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